EP2685272A4 - Magnetic sensor chip and magnetic sensor - Google Patents
Magnetic sensor chip and magnetic sensorInfo
- Publication number
- EP2685272A4 EP2685272A4 EP12756955.6A EP12756955A EP2685272A4 EP 2685272 A4 EP2685272 A4 EP 2685272A4 EP 12756955 A EP12756955 A EP 12756955A EP 2685272 A4 EP2685272 A4 EP 2685272A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- magnetic sensor
- chip
- sensor chip
- magnetic
- sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/04—Measuring direction or magnitude of magnetic fields or magnetic flux using the flux-gate principle
- G01R33/05—Measuring direction or magnitude of magnetic fields or magnetic flux using the flux-gate principle in thin-film element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
- G01R33/09—Magnetoresistive devices
- G01R33/093—Magnetoresistive devices using multilayer structures, e.g. giant magnetoresistance sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/10—Magnetoresistive devices
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011100584771A CN102683582A (en) | 2011-03-11 | 2011-03-11 | Method for manufacturing high sensitivity magnetic sensor chip |
PCT/CN2012/000122 WO2012122851A1 (en) | 2011-03-11 | 2012-01-21 | Magnetic sensor chip and magnetic sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2685272A1 EP2685272A1 (en) | 2014-01-15 |
EP2685272A4 true EP2685272A4 (en) | 2016-01-06 |
Family
ID=46815209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12756955.6A Withdrawn EP2685272A4 (en) | 2011-03-11 | 2012-01-21 | Magnetic sensor chip and magnetic sensor |
Country Status (6)
Country | Link |
---|---|
US (1) | US9588192B2 (en) |
EP (1) | EP2685272A4 (en) |
KR (1) | KR101496078B1 (en) |
CN (2) | CN102683582A (en) |
CA (1) | CA2829680C (en) |
WO (1) | WO2012122851A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103088293B (en) * | 2013-02-01 | 2014-08-20 | 天津大学 | GdN film with large magnetoresistance effect, and preparation method thereof |
CN105021117A (en) * | 2015-06-29 | 2015-11-04 | 柳州蚊敌香业有限公司 | Stay-wire type displacement sensor and measuring system based on the sensor |
CN105306013B (en) * | 2015-09-17 | 2018-03-09 | 北京航天控制仪器研究所 | One kind is used for temperature controlled high accuracy and is segmented pulse generating method |
JP7154280B2 (en) * | 2017-04-24 | 2022-10-17 | ルミレッズ ホールディング ベーフェー | High brightness light conversion device |
JP6885797B2 (en) * | 2017-06-12 | 2021-06-16 | 昭和電工株式会社 | Magnetic sensor and manufacturing method of magnetic sensor |
JP7066132B2 (en) * | 2018-04-05 | 2022-05-13 | 国立研究開発法人日本原子力研究開発機構 | Magnetic sensor, material evaluation method using it, manufacturing method of magnetic sensor |
DE102019118545B3 (en) * | 2019-07-09 | 2020-10-29 | Infineon Technologies Ag | Sensor device with auxiliary structure for calibrating the sensor device |
CN115942860A (en) * | 2022-12-13 | 2023-04-07 | 南方电网数字电网研究院有限公司 | Magnetic sensitive thin film transfer method and magnetic sensitive device |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10038159A1 (en) * | 1999-08-05 | 2001-04-26 | Delphi Tech Inc | Magnetic sensor comprises a galvanomagnetic component made up of a number of layers where each layer has its own property and is different from the other layers |
US20020060565A1 (en) * | 1999-10-13 | 2002-05-23 | Nve Corporation | Magnetizable bead detector |
JP2003107140A (en) * | 2001-09-28 | 2003-04-09 | Nec Tokin Corp | Magnetic sensor |
EP1408562A1 (en) * | 2001-07-19 | 2004-04-14 | Matsushita Electric Industrial Co., Ltd. | Magnetic sensor and method for manufacturing the same |
JP2006300540A (en) * | 2005-04-15 | 2006-11-02 | Daido Steel Co Ltd | Thin-film magnetometric sensor |
EP1729142A1 (en) * | 2004-03-23 | 2006-12-06 | Murata Manufacturing Co., Ltd. | Long magnetic sensor |
JP2008197002A (en) * | 2007-02-14 | 2008-08-28 | Fujikura Ltd | Magnetic sensor |
EP2159586A2 (en) * | 2008-09-02 | 2010-03-03 | Murata Manufacturing Co., Ltd | Magnetic sensor |
JP2010133855A (en) * | 2008-12-05 | 2010-06-17 | Murata Mfg Co Ltd | Magnetic detection circuit element and magnetic sensor |
WO2010122944A1 (en) * | 2009-04-21 | 2010-10-28 | アルプス電気株式会社 | Magnetic sensor package |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5826308A (en) * | 1981-08-07 | 1983-02-16 | Matsushita Electric Ind Co Ltd | Thin film element parts |
JP3835354B2 (en) * | 2001-10-29 | 2006-10-18 | ヤマハ株式会社 | Magnetic sensor |
JP2003264323A (en) | 2002-03-08 | 2003-09-19 | Murata Mfg Co Ltd | Magnetic sensor and its manufacturing method |
JP4055609B2 (en) * | 2003-03-03 | 2008-03-05 | 株式会社デンソー | Magnetic sensor manufacturing method |
KR100697123B1 (en) * | 2003-07-18 | 2007-03-20 | 야마하 가부시키가이샤 | Magnetic sensor and manufacturing method therefor |
US7397077B2 (en) * | 2004-09-02 | 2008-07-08 | Samsung Electronics Co., Ltd. | Magnetic memory devices having patterned heater layers therein that utilize thermally conductive sidewall materials to increase heat transfer when writing memory data |
JP2008029125A (en) * | 2006-07-21 | 2008-02-07 | Sony Corp | Electromagnetic induction processor |
WO2008066118A1 (en) * | 2006-11-30 | 2008-06-05 | Asahi Kasei Kabushiki Kaisha | Thin film laminated body, thin film magnetic sensor using the thin film laminated body and method for manufacturing the thin film laminated body |
US8000065B2 (en) * | 2009-01-28 | 2011-08-16 | Tdk Corporation | Magnetoresistive element and thin-film magnetic head |
WO2010098884A1 (en) * | 2009-02-26 | 2010-09-02 | Jian-Ping Wang | High magnetic moment particle detection |
US8379350B2 (en) * | 2010-06-30 | 2013-02-19 | Tdk Corporation | CPP-type magnetoresistive element including spacer layer |
CN102456356B (en) * | 2010-10-26 | 2015-09-30 | 新科实业有限公司 | Magnetoresistive transducer, magnetic head, magnetic head fold piece combination and hard disk drive |
US20120146165A1 (en) * | 2010-12-09 | 2012-06-14 | Udo Ausserlechner | Magnetic field current sensors |
US8400738B2 (en) * | 2011-04-25 | 2013-03-19 | Seagate Technology Llc | Magnetic element with dual magnetic moments |
US9024632B2 (en) * | 2011-05-30 | 2015-05-05 | Denso Corporation | Magnetic sensor with a plurality of heater portions to fix the direction of magnetization of a pinned magnetic layer |
-
2011
- 2011-03-11 CN CN2011100584771A patent/CN102683582A/en active Pending
-
2012
- 2012-01-21 US US14/004,255 patent/US9588192B2/en active Active
- 2012-01-21 CN CN201280012873.3A patent/CN103562739B/en not_active Expired - Fee Related
- 2012-01-21 EP EP12756955.6A patent/EP2685272A4/en not_active Withdrawn
- 2012-01-21 KR KR1020137025801A patent/KR101496078B1/en active IP Right Grant
- 2012-01-21 CA CA2829680A patent/CA2829680C/en not_active Expired - Fee Related
- 2012-01-21 WO PCT/CN2012/000122 patent/WO2012122851A1/en active Application Filing
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10038159A1 (en) * | 1999-08-05 | 2001-04-26 | Delphi Tech Inc | Magnetic sensor comprises a galvanomagnetic component made up of a number of layers where each layer has its own property and is different from the other layers |
US20020060565A1 (en) * | 1999-10-13 | 2002-05-23 | Nve Corporation | Magnetizable bead detector |
EP1408562A1 (en) * | 2001-07-19 | 2004-04-14 | Matsushita Electric Industrial Co., Ltd. | Magnetic sensor and method for manufacturing the same |
JP2003107140A (en) * | 2001-09-28 | 2003-04-09 | Nec Tokin Corp | Magnetic sensor |
EP1729142A1 (en) * | 2004-03-23 | 2006-12-06 | Murata Manufacturing Co., Ltd. | Long magnetic sensor |
JP2006300540A (en) * | 2005-04-15 | 2006-11-02 | Daido Steel Co Ltd | Thin-film magnetometric sensor |
JP2008197002A (en) * | 2007-02-14 | 2008-08-28 | Fujikura Ltd | Magnetic sensor |
EP2159586A2 (en) * | 2008-09-02 | 2010-03-03 | Murata Manufacturing Co., Ltd | Magnetic sensor |
JP2010133855A (en) * | 2008-12-05 | 2010-06-17 | Murata Mfg Co Ltd | Magnetic detection circuit element and magnetic sensor |
WO2010122944A1 (en) * | 2009-04-21 | 2010-10-28 | アルプス電気株式会社 | Magnetic sensor package |
US20120007593A1 (en) * | 2009-04-21 | 2012-01-12 | Alps Electric Co., Ltd. | Magnetic sensor package |
Non-Patent Citations (1)
Title |
---|
See also references of WO2012122851A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20140002074A1 (en) | 2014-01-02 |
EP2685272A1 (en) | 2014-01-15 |
CN103562739A (en) | 2014-02-05 |
US9588192B2 (en) | 2017-03-07 |
KR101496078B1 (en) | 2015-02-25 |
CN102683582A (en) | 2012-09-19 |
CA2829680A1 (en) | 2012-09-20 |
CN103562739B (en) | 2016-04-20 |
KR20130132628A (en) | 2013-12-04 |
CA2829680C (en) | 2019-11-12 |
WO2012122851A1 (en) | 2012-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20131001 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
RA4 | Supplementary search report drawn up and despatched (corrected) |
Effective date: 20151209 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H01L 43/12 20060101ALI20151203BHEP Ipc: G01R 33/05 20060101ALI20151203BHEP Ipc: B82Y 25/00 20110101ALI20151203BHEP Ipc: G01R 33/09 20060101AFI20151203BHEP Ipc: H01L 43/08 20060101ALI20151203BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160716 |